Black aluminum vertical sliding double hung window on China WDMA exterior height:1501px}#detail_decorate_root

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Getting more and more good reputations from more than thirty cooperated countries

Waterproof test: Our quality department will select some series to test the waterproof performance every month

The material of  the base is with good quality aluminum and zinc

automatic insulated glass production line and edge grinding and cleaning equipment

Black aluminum vertical sliding double hung window on China WDMA exterior height:1501px}#detail_decorate_rootCompany Information We,Bedrock Design Master, established in Shanghai China at the year of 1999, is a specialized manufacturer of aluminum doors&windows; upvc doors&windows,alu timber doors&windows; aluminum glass curtain wall,glass partition and glass railing etc. With registered capital of 10 millions, our company occupies an area of 2000 square meter with 150 stuffs & advanced German facilities. We provide one stop solution of design fabrication